A new A&A study infers Neptune's deep atmosphere holds more oxygen than Uranus's, hinting at different origins. The ranges overlap and rest on mixing models.
In aquarium tests, all 5 bleached coral fragments touching a healthy clone recovered; the 5 held a few millimetres apart did not. A small lab study, not a reef fix.
Murad Ali Khan11 min read
news · Biology Evidence status: Peer reviewed; DNA (phylogenomic) study; fossil literature review
DNA from museum owls suggests barn owls reached the Americas through the Caribbean, which later lost six barn owl species, more than any other island region.
STAR at Brookhaven's RHIC finds jets lose energy in oxygen–oxygen collisions, a sign of quark–gluon plasma at low energy. What was measured and its limits.
Murad Ali Khan9 min read
news · Biology Evidence status: Peer reviewed; population biobank analysis; no health outcomes assessed
Gaia-based star ages suggest the Milky Way's disk thinned fast until 10.85 billion years ago, then slowly. How ages were found and what stays uncertain.
Collagen matching the common eland turned up in 2 of 5 samples of 60,000-year-old ochre-rich sediment in South Africa. Which tissue, and why, is still unknown.
Murad Ali Khan9 min read
news · Earth Evidence status: Peer reviewed · Global observational analysis of satellite-derived datasets
Glaciers ending in lakes, oceans or ice shelves are 3.2% of the world's glaciers but lost 134 Gt of ice a year in 2000–2019, just over half of all glacier…